搜索资源列表
fft
- FFT实现频谱图 FFT实现频谱图 -FFT FFT FFT
ssinc
- ssinc窗函数，该程序为窗函数的时域图和频谱图，为时间混叠信号采用的窗函数。-ssinc
soundchange
- 对原始语音进行上采样和下采样，分析对比他们的时域图和频谱图。最后对比原始语音、75HZ激励、150HZ激励以及噪声激励下的效果-SOME SIMPLE MANIPULATIONS OF SOUND USING DIGITAL SIGNAL PROCESSING The original sound and its spectrogram Downsampling the waveform downsampling Upsampling the waveform Li
pingputu
- 用matlab画频谱图的程序 包括多种波形的频谱-Spectrum using matlab drawing program includes a variety of wave spectrum
MATLAB
- 基于 MATLAB 的语音信号分析与处理的课程设计.录制一段自己的语音信号，并对录制的信号进行采样；画出采样后语音信号的时域波形和频谱图；给定滤波器的性能指标，采用窗函数法或双线性变换设计滤波器，并画出滤波器的频率响应；然后用自己设计的滤波器对采集的语音信号进行滤波，画出滤波后信号的时域波形和频谱，并对滤波前后的信号进行对比，分析信号的变化；回放语音信号-MATLAB-based voice signal analysis and processing of the curriculum. Re
qamand16psk
- 主要是QAM与16PSK频谱仿真、误码率比较仿真以及各自的星座图-Mainly QAM spectrum with 16PSK simulation, emulation, and error rate between the respective constellation
xsj
- 基于小波变换的碰磨故障信号的特征提取，可以画出信号原图，轴心轨迹，频谱图以及多层小波变换的重构信号-Based on wavelet transform rubbing fault signal feature extraction, the signal can be drawn artwork, orbit, spectrum and signal reconstruction wavelet multi-
1
- 常规AM调制：画出调制前波形图和频谱图 求已调信号功率、噪声功率等-Conventional AM modulation: Draw modulation waveform and spectrum before seeking modulated signal power, noise power, etc.
cic_examp
- 对一个采样频率为45.5MHz的信号进行14倍的抽取滤波，同时进行补偿滤波器的设计，并给出CIC滤波器、补偿滤波器和级联后的频谱图 - Design a minimum-order CIC compensator that compensates... for the droop in the passband for the CIC decimator.
Frequency_domain_sample_stop
- freqz对一个采样频率为45.5MHz的信号进行14倍的抽取滤波，同时进行补偿滤波器的设计，并给出CIC滤波器、补偿滤波器和级联后的频谱图 - for the droop in the passband for the CIC decimator.Design a minimum-order CIC compensator that compensates... .
pinpu
- 基于对话框的程序，利用USB接收数据，在对话框中画出相应的频谱图，功能齐全-Based on the dialog box procedure, and use USB receive data, in the dialog box to draw the corresponding spectrum, full-featured
ofdm
- 构建OFDM调制的数字电视信号DVB-T，得到其时域、频谱图，并对其上变频，模拟其发射！-Construction of OFDM modulation digital television signals DVB-T, by the time domain, frequency spectrum, and its up-conversion, analog of its launch!
SimulinkFSK
- 题目要求： 1.录制一段自己的语音信号，并对录制的信号进行采样； 2.画出采样后的语音信号的时域波形和频谱图； 3.给定滤波器的性能指标，采用窗函数法和双线性变换法设计滤波器， 并划出滤波器的频域响应； 4.用该滤波器对采集的信号进行滤波，画出滤波后信号的时域波形和频谱， 并对滤波前后的信号进行对比，分析信号的变化； 5.回放语音信号； 6.设计一个信号处理系统界面。-Subject to: 1. Recorded his voice for so
fft_ok
- 求bmp格式的图像的二维傅里叶变换并绘出其频谱图！-Bmp format, seeking two-dimensional Fourier transform of image and draw the frequency spectrum!
wav_fft_draw
- 这是用matlab编的代码，实现的功能是可以方便的给定一段信号，画出它的频域的频谱图，对写论文有帮助-This is compiled with the matlab code, function is convenient for a given period of the signal, draw its frequency spectrum chart, to help write the paper
simulationofthebasebandtransmission
- 设计数字基带传输系统，利用MATLAB强大的仿真功能，结合其所具有的图形叠加特性，针对余弦滚降最佳接收系统、部分响应系统进行仿真，通过观察仿真眼图、频谱图、功率谱图以及误码率曲线，检测系统的码间串扰和传输质量。-This article designs the digital baseband transmission system, uses the MATLAB formidable simulation function,unifies graphsuperimposition chara
WienerFilt
- Wiener Scalart96维纳滤波算法，是1996年Wiener发明的算法。用于跟踪噪声信号，然后通过噪声信号的频谱图，将信号进行过滤-Wiener Scalart96 Wiener filtering algorithm, Wiener 1996, invented the algorithm. Used to track the noise signal, and then the noise signal spectrum, the signal filtering
Matlab-spectrumananalysis
- 该文给出了一种利用matlab系统实现频谱分析与显示的方法。该方法对语音信号进行基于FFT的短时频谱分析，频谱图的伪彩色映射及显示。-This paper presents a system implementation using matlab spectrum analysis and display methods. The method is based on the speech signal short-time FFT spectrum analysis, spectrum and
gitonglubo
- 实现高通和低通滤波，主要是先进行傅里叶变换，然后对频谱图滤波后再逆变换得到滤波之后的图片-High-pass and low pass filter, mainly the first Fourier transform, frequency spectrum and then inverse transform filter and filtered image
qpskzjm
- qpsk源程序，有gui界面，很不错，包含误码率分析，频谱、功率谱分析，还有星座图-qpsk source, a gui interface, very good, including bit error rate analysis, spectrum, power spectrum analysis, as well as constellation